shutters the grand aged dam kallanai constructed king karikala chola with granite stone | 
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| navigate by keyword : aged anicut attraction beautiful bricks bridge building built chola cholas conservation considered constructed control dam diversion during early engineering famous from grand granite greatest india kallanai karikala kaveri king known landmark massive metres old oldest people period recognised regulator reservoir river ruled sangam scenic shutter shutters southern speedy still stone stream structures summer sustainable technology tour view water		 | 
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| The Grand Anicut, also known as the Kallanai was built by Karikala chola and is considered one of the oldest water-diversion or water-regulator structures in the world which is still in use. The Kallanai is a massive dam of stone, 329 metres 1, 080 ft long and 20 metres 60 ft wide, across the main stream of the Kaveri. | 
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